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LIFETIME WARRANTY
Built to last. Covered for life.
30-DAY RETURNS
Hassle-free returns within 30 days.
SHIPPING
Free worldwide shipping on orders over $79.
No import duties or customs fees — the price you see is the price you pay.
Add-ons like Backup Glass, Extra Vials, and the 20% Discount are not visible here. To customize your full kit, please tap the button < 🔗 Visit Ant Design > to switch to our website.
Antdesign Titanium Lantern Glow Fob
A small titanium lantern for the things you reach for in the dark.
Glowing for the next 25 years.
Your bag in a dark hotel room, car keys at night, the zipper you always miss. Hang the Lantern on it and it marks itself — a sealed Swiss-made tritium vial inside a 23 mm Grade 5 titanium lantern, glowing on its own every night for decades. Nothing to charge, nothing to switch on. And it's the first Glow Fob built with shock absorption, so a drop doesn't have to mean a dead vial.
- Shock-absorbing design protects the tritium vial if it drops
- Glows 24/7 for up to 25 years — no battery, no charging, no switch
Sealed Swiss-made vial, safe for everyday carry. Vials are included based on the color you select.
Find what you need.
Leave the lights off.
Keys vanish into the dark. A flashlight is no help until you find it. A tent zipper disappears into the fabric after lights out. The Lantern puts a soft, continuous point of light on the exact thing you're reaching for — and at 23 mm it hangs anywhere a zipper pull would.



Keys, pack, tent, luggage, camera bag, dog leash — if you reach for it in the dark, it can carry a Lantern. No charging before bed or a trip; the glow is simply there. It marks the item; it is not a flashlight.

Eight colors.
One is yours.
Tap a color to preview it. Green is the brightest and the one most owners start with. Vials are included based on your selection.
Real product photos, no filters. Choose add-ons in the product options above.
How the colors compare: Green reads brightest to the human eye and is the one most owners start with, with Yellow close behind — the best picks for a true low-light locator. White, Orange and Ice Blue sit in the middle: still easy to spot, more balanced in tone. Pink, Red and Purple are the softest — pick these for character rather than reach. All eight share the same self-powered vial, and you can always swap the vial later.



Why it never needs charging
Glow paint has to be charged under a light and fades within hours — usually before you need it. Tritium makes its own light: inside each sealed glass vial it excites a phosphor coating around the clock, whether the fob lives on your keys, in a pack pocket or at the bottom of a camping bin for months. Nothing to remember, nothing to switch on.
Glows continuously for years
Hydrogen-3 undergoes natural beta decay inside a sealed glass vial, releasing low-energy electrons nonstop — day and night, whether you look at it or not.
Nothing to charge or maintain
Those electrons hit the phosphor coating on the inner glass wall and turn straight into visible light. No battery, no sunlight, no switch.
Sealed safely inside titanium
The phosphor keeps emitting a steady glow for up to 25 years, all self-contained. Swap in a fresh vial whenever you want it back at full strength.
Why this isn't a $5 glow stick
Tritium vs photoluminescent glow paint — the difference is 25 years.
New color. Same titanium lantern.
Start with one color today. Switch to another next year, or refresh the vial a decade from now. No special tools — installing or replacing the Φ3 × 11 mm vial takes about a minute.

23 mm of lantern-shaped character
Small enough to hang on a zipper pull. Bright enough to find from across a dark room.

A few things worth knowing
- Do not crush, cut, drill or heat a vial on purpose.
- Do not open a vial to reuse the phosphor. The gas is the useful part, and it is gone once the seal breaks.
- Do not give loose vials to children. The glass is the hazard, not the tritium.
- Open the box on the delivery date (per the carrier's tracking record) and keep the packaging.
- Look over the outer glass for chips or cracks.
- Take the fob into a completely dark room, let your eyes adjust for 30 seconds and confirm the vial glows steadily on its own.
- Spotted a problem? Email us by the end of the following day with photos of the part and the original packaging, and we'll sort out a replacement.
Keys. Flashlights. Tents.
Grade 5 titanium. Tritium core. Borosilicate glass. Shock-absorbing by design.
Pick a color, hang it on the thing you always lose, and forget about batteries for years.
- Quality Guaranteed by Antdesign
- 30-Day Return Policy
- Secure payments
- Standard shipping: 5-8 business days
- Express shipping: 3-5 business days